    % Event Struct
    Event.Label = [];
    Event.Color = [];
    Event.Time = [];
    Event.Series = [];
    Event.Latency = [];
    
    % Stage Struct
    Stage.Label = [];
    Stage.Color = [];
    Stage.Time = [];
    Stage.Series = [];
    Stage.Duration = [];
    
    % Frequency Data (Complex number)
    Freq.Bins = [];
    Freq.Time = [];
    Freq.Memo = [];
    Freq.isData = [];